Submission #691000

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
691000	2023-01-30 20:24:27	divad	Shell (info1cup18_shell)	C++14	10 / 100	77 ms	30872 KiB

shell

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#include <bits/stdc++.h>
#define MOD 1000000007
#define MAX 1000002
using namespace std;
int n,m,p,x,y,dp[MAX],cnt[MAX],mrc[MAX];
/// dp[nod] = in ce nod trebuie sa merg
/// cnt[nod] = cate drumuri sunt
vector<int> v[MAX];
void dfs(int nod){
    if(nod == n){
        dp[nod] = 1;
        cnt[nod] = 1;
        if(nod == mrc[p-dp[nod]+1]){
            dp[nod]++;
        }
    }else{
        for(int vecin: v[nod]){
            if(dp[vecin] == 0){
                dfs(vecin);
            }
            if(dp[vecin] > dp[nod]){
                dp[nod] = dp[vecin];
                cnt[nod] = cnt[vecin];
            }else if(dp[vecin] == dp[nod]){
                cnt[nod] += cnt[vecin];
            }
        }
        if(nod == mrc[p-dp[nod]+1]){
            dp[nod]++;
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 0 / 45
• Subtask 3: 0 / 20
• Subtask 4: 0 / 25